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Brass Push-In Tube Fitting, 0.38 Tube OD to 1/4-18 Male NPT Swivel, Branch Tee

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Description & Features

Featuring a robust brass construction, this Branch Tee fitting is engineered for reliable performance in demanding industrial applications. Designed for quick and secure connections, it accommodates a 0.38-inch tube OD and transitions to a 1/4-18 male NPT swivel. The fitting employs a full-flow design, ensuring efficient fluid dynamics, and includes pre-applied Teflon® based pipe sealant to prevent leaks.

This fitting is compatible with polyurethane, polybutylene, and soft metal tubing, making it a versatile choice for various systems. The Buna-N O-rings offer a positive seal, while the gripping teeth and camming surface ensure a secure hold even under pressure. Suitable for use in temperatures ranging from -10°F to 200°F, it meets the demands of both standard and vacuum service.

SKU: AQ72-PS-6X4

Supplier Part Number (MPN): AQ72-PS-6X4

Alternate Part Numbers: C1CK51, MI-00293813, MINO-00034F41518

Specifications

Brand
ALKON
a Dimensions
1.1 in
b Dimensions
0.97 in
Connection Size 1
3/8 in
Connection Size 2
3/8 in
Connection Size 3
3/8 in
Connection Type
MNPT, Push-Fit
Connection Type 1
Push-to-Connect Tube
Connection Type 2
MNPT
Connection Type 3
Push-to-Connect
d Dimensions
1.45 in
Dimensions
1-1/2 in L
Fitting Type
Tee
For Use With
Polybutylene and Soft Metal Tubing
Material
Brass
Material Construction
Brass
Series
AQ Series
Sg How It Works
When Tubing (1) is Inserted into the Fitting, it First Passes Through the Gripping Teeth (2), Just Beyond the Gripping Teeth is the O-ring (3) Which Provides the Leak Proof Seal Against the OD, of the Tube, the Gripping Teeth Grab the Tube, Which Expands
Tube OD
3/8 in

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Product Questions & Answers (1)

Question by: Jimmy R on Sep 11, 2025, 3:31 PM
What kind of tubing can I use with this fitting?
Answer by: Customer Support on Sep 12, 2025, 4:56 PM
This fitting is designed for use with polyurethane tubing (90 durometer and over), polybutylene tubing, and soft metal tubing.

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